Choose the best description of the fundic stomach.

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Gastrointestinal System Quiz Questions Questions

Question 1 of 5

A. Mucosa without villi, but thick and densely packed with tubular glands containing several distinct cell types; epithelium apparently consisting of a single cell type lining surface and pits; lamina propria with numerous lymph nodules B. Mucosa without villi, but thick and densely packed with tubular glands containing several distinct cell types; epithelium apparently consisting of a single cell type lining surface and pits; lamina propria inconspicuous C. Mucosa with villi, thick and densely packed with tubular glands containing several distinct cell types; epithelium apparently consisting of a single cell type lining surface and pits; lamina propria inconspicuous D. Mucosa with villi, thick and densely packed with tubular glands containing several distinct cell types; epithelium with scattered goblet cells lining surface and pits; lamina propria inconspicuous

Correct Answer: B

Rationale: The fundus has no villi, with glands (parietal, chief cells) and a uniform surface epithelium.

Question 2 of 5

Ducts may be distinguished from secretory tissue because cells lining ducts:

A. form a stratified epithelium B. have nuclei located basally rather than apically C. are usually much larger than secretory cells D. lack apical vesicles and other evidence of cell specialization for synthesizing and storing secretory product

Correct Answer: D

Rationale: Duct cells lack secretory vesicles, focusing on transport rather than secretion.

Question 3 of 5

Intestinal crypts of LieberkÃ¼hn are located:

A. in the mucosa of the small intestine B. in the submucosa of the small intestine C. in the serosa of the small intestine D. deep to the wall of the small intestine proper

Correct Answer: A

Rationale: Crypts of LieberkÃ¼hn are mucosal glands in the small intestine.

Question 4 of 5

In H&E stained tissue sections, the mucus-containing secretory vesicles in mucous cells typically appear:

A. red or pink B. blue or purple C. yellow or brown D. clear or only weakly stained

Correct Answer: D

Rationale: Mucus vesicles stain poorly with H&E, appearing clear.

Question 5 of 5

Which of the following cell types is characterized by extensive basal rough endoplasmic reticulum, a supranuclear Golgi apparatus and apical zymogen vesicles?

A. gastric chief cells B. gastric parietal cells C. enteroendocrine cells D. gastric surface mucous cells

Correct Answer: A

Rationale: Chief cells produce pepsinogen with these features.

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Choose the best description of the fundic stomach.

Nurselytic

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Gastrointestinal System Quiz Questions Questions

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